package com.xuecheng.manage_course.service.impl;

import com.xuecheng.manage_course.entity.Category;
import com.xuecheng.manage_course.mapper.CategoryMapper;
import com.xuecheng.manage_course.service.CategoryService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.stereotype.Service;

/**
 * <p>
 *  服务实现类
 * </p>
 *
 * @author testjava
 * @since 2020-12-06
 */
@Service
public class CategoryServiceImpl extends ServiceImpl<CategoryMapper, Category> implements CategoryService {


    @Override
    public Category testSelect2() {
        return baseMapper.testSelect1("根结点");
    }
}
